Bongloy is the easiest way to accept payments online. See https://www.bongloy.com for details.

Solidus extension for processing credit card payments using Conekta API

Kassa24 API wrapper (online payments)

Manage plans for your SAAS app

Nordea::Siirto implements requests according to Nordea Siirto protocol, which enables real time payments for select Finnish bank accounts

The Bleumi Pay SDK helps you integrate Algo, Algorand Standard Asset, Ethereum, ERC-20, RSK, RSK ERC-20 & xDai payments and payouts into your business or application. The SDK bundles 'Bleumi Pay API' into one SDK to ease implementation and support.

all the information about thingspace

Manage your professional association online. Membership categories, applications to join and reclassify, annual dues payments and more.

Adds PayPal API Checkout as a Payment Method to Spree Commerce

A Ruby toolkit for Tipalti Payments

toss payments api

This is the official Ruby Gem For Flutterwave Payments which includes Card, Account, Transfer, Subaccount, Subscription, Mpesa, Ghana Mobile Money, Ussd, Payment Plans, and Transfer payment methods.

The Authorize.Net Ruby SDK is meant to offer an alternate object-oriented model of development with the Authorize.net APIs (Version 3.1). The SDK is based entirely off the name-value pair API, but performs the core payment activities (such as error handling/parsing, network communication, and data encoding) behind the scenes. Providing the end developer with this allows the developer to start integrating immediately without having to write out a mass of boiler plate code.

Jamm help you make payment without credit cards